/*
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 * and open the template in the editor.
 */

package karaoke.servlet;

import karaoke.negocio.GestionComprobante;
import karaoke.modelo.Comprobante;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet("/ComprobanteBuscarServlet")
public class ComprobanteBuscarServlet extends HttpServlet {

    private GestionComprobante gestor = new GestionComprobante();
    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {

            List<Comprobante> listado = new ArrayList<Comprobante>();

            String busqueda = request.getParameter("txtBusqueda");
            request.setAttribute("txtBusqueda", busqueda == null ? "" : busqueda);
            
            if (busqueda != null && !busqueda.isEmpty()) {
                listado = gestor.buscarPorCodigo(busqueda);
            } else {
                listado = gestor.listar();
            }
            request.setAttribute("COMPROBANTES", listado);

            RequestDispatcher rd = request.getRequestDispatcher("/Comprobante_buscar.jsp");
            rd.forward(request, response);
        } catch (Exception e) {
            System.out.println(e.getMessage());
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
